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how to pass variables with form submission in php
when you submit form with input and select
controls,the values of these controls are
passed with form.we get these as POST var-
$_POST["controlname"];
how to extract day,month,year values from date string input in php
there are many ways to take date input in php.here
is a simple way to take date input as string and
extract the individual parts of the date as day,
month,year values.this values can be used for
different purposes -
how to redirect to a page in php
in php there is a command which is used
to redirect to a page from a page.the following
codes shows hot to achieve this.
how to create dynamic checkboxes with checked state
the following codes show how to create dynamic
check boxes according to database data.also the
tricky part is that whether a check box will
be checked or not can be done by the code '$checked'.
how to check whether checkbox is checked or not
there are many ways to do that.one of them is as
follows -
You need to check if the value of the checkbox is
set or not by isset function of php.
how to create php multidimensional array to be accessed by javascript
its a tricky part to create a php multidimensional array
which will be accessed by javascript function.most of the
time it's confusing.i am going to show how to solve the
problem -
how to refresh a page using javascript from code behind in asp.net
in one of my application i had to refresh a page when the page is
loaded from a click command.so i used javascript to do that but i
had to do it from code behind by registering javascript -
how to join two tables by Left Join sql
there are different kind of joins available by sql like
inner join,left join,etc.by the following example i will show
how to do left join which i used in my application to
get data from two tables -
how to know the file extension of file in asp.net
in some way these codes will help you very much if you need
to know file extension.
method below returns true if extension are any of the following -